2008 UA20

2008UA20, K08U20A, R4683

All data for this body: [vot]

MPC data
Name (number) 2008 UA20 (274683)
a 2.89923
e 0.06334
i / sin(i) 10.2219 / 0.17746
q 2.71560
Q 3.08286
ω 112.9883
Node 206.4908
m 189.6027
n 0.1997
Epoch 2460800.5
nobs 361
nopp 15
Years observed 2003-2025
rms 0.92
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.901
ep 0.043
sin(ip) 0.186
G 0.150
H 16.240
Mass
D 4.24 1.099
pV 0.030 0.0147
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 3.375
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9012 0.0431 0.1859 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.24 1.099 1.099 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.030 0.0147 0.0147 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2023-12-94 MPC-2023-12-94 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
16.24 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C C 0.1825 0.3140 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.3800 0.3140 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT